Populations_status_1977_2013_eng

Populations_status_1977_2013_eng.csv contains information about presence of particular species of amphibians each year from 1977 to 2013. Each species is marked by a number: 1 – S. keyserlingii, 2 – L. vulgaris, 3 – B. bufo, 4 – R. arvalis, 5 – R. temporaria, 6 – P. ridibundus. Column headings: 1.1. Habitat: The identifier for each wetland where amphibian species were mentioned. 1.2. Zone: The identifier of the urbanization degree at the sample collection site based on our landscape typification scheme for each habitat where amphibian species were registered. Columns 1977 up to 2013 show year-by-year information on the species presence (or disappearance and habitat destruction).